Add dpkg/rpm building capability:

* docker container definitions for package building
* cmake targets for building packages
* initial gitlab CI + artifactory integration

Builds/containers/centos-builder/extras.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+set -ex
+
+cd /tmp
+wget https://ftp.gnu.org/gnu/gdb/gdb-8.2.tar.xz
+tar xf gdb-8.2.tar.xz
+cd gdb-8.2
+./configure CFLAGS="-w -O2" CXXFLAGS="-std=gnu++11 -g -O2 -w" --prefix=/opt/local/gdb-8.2
+make -j$(nproc)
+make install
+ln -s /opt/local/gdb-8.2 /opt/local/gdb
+cd ..
+rm -f gdb-8.2.tar.xz
+rm -rf gdb-8.2
+
+# clang from source
+RELEASE=tags/RELEASE_701/final
+INSTALL=/opt/llvm-7.0.1/
+mkdir -p /tmp/clang-src
+cd /tmp/clang-src
+TOPDIR=`pwd`
+svn co -q http://llvm.org/svn/llvm-project/llvm/${RELEASE} llvm
+cd ${TOPDIR}/llvm/tools
+svn co -q http://llvm.org/svn/llvm-project/cfe/${RELEASE} clang
+cd ${TOPDIR}/llvm/tools/clang/tools
+svn co -q http://llvm.org/svn/llvm-project/clang-tools-extra/${RELEASE} extra
+cd ${TOPDIR}/llvm/tools
+svn co -q http://llvm.org/svn/llvm-project/lld/${RELEASE} lld
+cd ${TOPDIR}/llvm/tools
+svn co -q http://llvm.org/svn/llvm-project/polly/${RELEASE} polly
+cd ${TOPDIR}/llvm/projects
+svn co -q http://llvm.org/svn/llvm-project/compiler-rt/${RELEASE} compiler-rt
+cd ${TOPDIR}/llvm/projects
+svn co -q http://llvm.org/svn/llvm-project/openmp/${RELEASE} openmp
+cd ${TOPDIR}/llvm/projects
+svn co -q http://llvm.org/svn/llvm-project/libcxx/${RELEASE} libcxx
+svn co -q http://llvm.org/svn/llvm-project/libcxxabi/${RELEASE} libcxxabi
+cd ${TOPDIR}/llvm/projects
+## config/build
+cd ${TOPDIR}
+mkdir mybuilddir && cd mybuilddir
+cmake ../llvm -G Ninja \
+  -DCMAKE_BUILD_TYPE=Release \
+  -DCMAKE_INSTALL_PREFIX=${INSTALL} \
+  -DLLVM_LIBDIR_SUFFIX=64 \
+  -DLLVM_ENABLE_EH=ON \
+  -DLLVM_ENABLE_RTTI=ON
+cmake --build . --parallel --target install
+cd /tmp
+rm -rf clang-src
+